Author
United States. War Department
73
Union Pacific Railroad Company
34
United States. Department of State
30
United States. Army. Corps of Topographical Engineers
27
United States. Army. Corps of Engineers
24
United States. Army. Department of Arizona
19
Northern Pacific Railroad Company
17
United States
17
United States. Department of the Interior
15
United States. Bureau of Indian Affairs
14
United States. President (1801-1809 : Jefferson)
14
United States. Army. Department of the Columbia
12
Browne, J. Ross 1821-1875
11
Church of Jesus Christ of Latter-day Saints
11
Great Britain. Colonial Office
11
United States. Army. Division of the Pacific
11
United States. Department of the Treasury
11
Cherokee Nation, Oklahoma
10
Kansas Pacific Railway Company
10
Mexico
10
Mexico. Secretaría de Relaciones Exteriores
10
Smet, Pierre-Jean de, 1801-1873
10
Stevens, Isaac Ingalls, 1818-1862
10
United States. Army. Department of New Mexico
10
United States. Congress House
10
Chicago and North Western Railway Company
9
Dodge, Grenville M., 1831-1916
9
Flint, Timothy, 1780-1840
9
Frémont, John Charles, 1813-1890
9
New Mexico. Bureau of Immigration
9
Strahorn, Robert E. 1852-1944
9
Atchison, Topeka, and Santa Fe Railroad Company
8
Atlantic and Pacific Railroad Company
8
Brower, J. V. 1844-1905
8
Burlington and Missouri River Railroad Company
8
Catlin, George, 1796-1872
8
Coahuila and Texas (Mexico)
8
Gerstäcker, Friedrich, 1816-1872
8
Jesuits
8
Marcy, Randolph B. 1812-1887
8
Shea, John Gilmary, 1824-1892
8
Simpson, J. H. 1813-1883
8
Spain. Sovereign (1759-1788 : Charles III)
8
Taché, Alexandre A. 1823-1894
8
United States. Army. Military Division of the Missouri
8
United States. Congress Senate
8
United States. Congress. House. Committee on the Territories
8
United States. Post Office Department
8
Begg, Alexander, 1839-1897
7
Lander, F. W. 1821-1862
7
more ...